.details_title {
  font-size: 60px;
  color: #ccc;
  margin: 90px 0;
  text-align: center;
}

.details_title_c {
  margin-top: 85px;
  text-align: center;
}

.details_title_c .title {
  font-size: 30px;
  color: #333;
  margin-bottom: 26px;
}

.details_title_c .item {
  margin-bottom: 56px;
  color: #808080;
  font-size: 18px;
}

.details_cont .content {
  margin-bottom: 30px;
  font-size: 18px;
  font-weight: 400;
  line-height: 30px;
  color: gray;
  text-indent: 30px;
}

.news_bottom .bottom_list .bottom_item:last-child {
  margin-bottom: 100px !important;
}

.news_bottom .bottom_list .bottom_item {
  display: flex;
  margin-bottom: 67px;
}

.news_bottom .bottom_list .bottom_item .cont_box {
  margin-left: 20px;
}

.news_bottom .bottom_list .bottom_item .cont_cont {
  color: #808080;
  line-height: 30px;
  font-size: 18px;
}

.news_bottom .bottom_list .bottom_item .cont_title {
  margin-bottom: 40px;
  display: flex;
  justify-content: space-between;
}

.news_bottom .bottom_list .bottom_item .cont_title .cont_title_one {
  color: #333333;
  font-size: 24px;
}

.news_bottom .bottom_list .bottom_item .cont_title .cont_title_tiem {
  font-size: 18px;
  color: 18px;
}

.news_top {
  margin-bottom: 67px;
}

.news_top .top_list {
  display: flex;
}

.news_top .top_list .top_item_right {
  margin-left: 50px;
}

.news_top .top_list .top_item_right .top_item_cont:first-child {
  margin-bottom: 67px;
}

.news_top .top_list .top_item_right .top_item_cont {
  display: flex;
}

.news_top .top_list .top_item_right .top_item_cont .cont_box {
  margin-left: 20px;
}

.news_top .top_list .top_item_right .top_item_cont .cont_box .cont_cont {
  color: #808080;
  line-height: 30px;
  font-size: 18px;
}

.news_top .top_list .top_item_right .top_item_cont .cont_box .cont_title {
  margin-bottom: 40px;
  display: flex;
  justify-content: space-between;
  width: 600px;
}

.news_top .top_list .top_item_right .top_item_cont .cont_box .cont_title .cont_title_one {
  color: #333333;
  font-size: 24px;
}

.news_top .top_list .top_item_right .top_item_cont .cont_box .cont_title .cont_title_tiem {
  font-size: 18px;
  color: 18px;
}

.what_you {
  text-align: center;
  margin-top: 46px;
  margin-bottom: 118px;
}

.what_you .what_title {
  color: #ccc;
  font-size: 60px;
  margin-bottom: 14px;
}

.what_you .what_name {
  color: #333333;
  font-size: 30px;
  margin-bottom: 14px;
}

.what_you .what_off {
  width: 282px;
  height: 4px;
  background: #ec1111;
  margin: 0 auto;
  margin-bottom: 46px;
}

.what_you .what_cont {
  color: #cccccc;
  font-size: 18px;
}

.foot {
  background: url(../img/goot5.jpg);
  width: 100%;
  height: 321px;
  background-size: cover;
  position: relative;
}

.foot .foot_cont {
  display: flex;
  align-items: center;
  justify-content: space-between;
  align-items: center;
  width: 1200px;
  margin: 0 auto;
  height: 240px;
}

.foot .foot_cont .font_box {
  color: #fff;
  font-size: 20px;
  margin-top: 40px;
}

.foot .foot_cont .font_box .title {
  color: #fff;
  font-size: 18px;
}

.foot .foot_cont .font_box .title_c {
  font-size: 20px;
  margin-bottom: 30px;
}

.foot .foot_bottom {
  background: rgba(0, 0, 0, 0.5);
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 60px;
  text-align: center;
  color: #fff;
  line-height: 60px;
}

.head {
  width: 1920px;
  height: 80px;
  background: #0c1827;
  width: 100%;
  position: relative;
}

.head .nav_list {
  position: absolute;
  right: 186px;
  height: 100%;
  display: flex;
  align-items: center;
}

.head .nav_list .item_off {
  margin: 31px;
}

.head .nav_list a {
  color: #fff;
  font-size: 20px;
}

@keyframes preloader1 {
  0% {
    height: 5px;
    transform: translateY(0px);
    background: #9b59b6;
  }
  25% {
    height: 30px;
    transform: translateY(15px);
    background: #3498db;
  }
  50% {
    height: 5px;
    transform: translateY(0px);
    background: #9b59b6;
  }
  100% {
    height: 5px;
    transform: translateY(0px);
    background: #9b59b6;
  }
}

#preloader1 {
  position: relative;
}

#preloader1 span {
  display: block;
  bottom: 0px;
  width: 9px;
  height: 5px;
  background: #9b59b6;
  position: absolute;
  animation: preloader1 1.5s infinite ease-in-out;
}

#preloader1 span:nth-child(2) {
  left: 11px;
  animation-delay: 0.2s;
}

#preloader1 span:nth-child(3) {
  left: 22px;
  animation-delay: 0.4s;
}

#preloader1 span:nth-child(4) {
  left: 33px;
  animation-delay: 0.6s;
}

#preloader1 span:nth-child(5) {
  left: 44px;
  animation-delay: 0.8s;
}
